Similarities involving unbounded normal operators

DOI10.21099/TKBJM/1283967412zbMath1206.47006OpenAlexW1520090271MaRDI QIDQ1957996

Mohammed Hichem Mortad

Publication date: 28 September 2010

Published in: Tsukuba Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://projecteuclid.org/euclid.tkbjm/1283967412

zbMATH Keywords

Hilbert spacenumerical rangeunbounded operatorspectral projectionscommutativitynormal operatorFuglede-Putnam theorem

Mathematics Subject Classification ID

Hermitian and normal operators (spectral measures, functional calculus, etc.) (47B15) Numerical range, numerical radius (47A12) General (adjoints, conjugates, products, inverses, domains, ranges, etc.) (47A05)

Related Items (1)

Commutativity up to a factor: more results and the unbounded case

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